3M views · 106K reactions | Ever wonder how far away those stars in the night sky are? 樂 Our Sun’s nearest neighbor star is about 4 light-years away … our galaxy is over 100,000 light-years wide! But what does that even mean? Check out this Tumblr for a primer: https://nasa.tumblr.com/post/184153458369/how-big-is-our-galaxy-the-milky-way | NASA Universe | Facebook

Rare View: Space Station Crosses the Moon A rare and amazing moment the International Space Station (ISS) was captured passing in front of the Moon.The ISS travels around Earth at nearly 28,000 km/h, so the flyby lasts only a split second. Inside this fast-moving station, astronauts are living, working, and exploring the secrets of space. #space #SpaceX #NASA #fblifestyle | Cosmic Adventure

272K views · 5.2K reactions | Learn how to master photography at night! Star Trails, The Milky Way, Light Painting, Night Portraits, and more. | CreativeLive | Facebook